F80 F80 Code Requirements 5

Question 1

Under F80 code requirements, which type of fire alarm system wiring configuration provides the highest level of circuit survivability during a fault?

Accepted Answer

Class X

Answer

Class B (Style B)

Answer

Class C

Answer

Class A (Style D)

Question 2

NFPA 72 requires that a fire alarm annunciator panel, when provided, must be located:

Accepted Answer

Where it is readily accessible to responding fire department personnel

Answer

Adjacent to the main electrical panel

Answer

At the fire alarm control unit only

Answer

Inside the building's security office

Question 3

According to F80 code requirements, duct smoke detectors are primarily required to:

Accepted Answer

Shut down HVAC equipment to prevent smoke spread

Answer

Initiate a full building evacuation alarm

Answer

Monitor carbon monoxide levels in ductwork

Answer

Activate the building sprinkler system

Question 4

Under NFPA 72, a 'verification' feature on an addressable smoke detector means the panel will:

Accepted Answer

Delay the alarm signal for 60 seconds while rechecking the detector

Answer

Immediately transmit the alarm signal to the monitoring center

Answer

Request a second detector to confirm before alarming

Answer

Require a manual reset before sounding the alarm

Question 5

According to F80 code requirements, carbon monoxide (CO) detectors installed as part of a fire alarm system must be listed to which UL standard?

Accepted Answer

UL 2075

Answer

UL 217

Answer

UL 268

Answer

UL 864

Question 6

Under F80 code requirements, a signaling line circuit (SLC) used in an addressable fire alarm system must be supervised for which type of fault?

Accepted Answer

Open, short, and ground faults

Answer

Open and short circuit faults only

Answer

Ground faults only

Answer

Voltage surges only

Question 7

According to NFPA 72, when is it permissible to use a single station smoke alarm in lieu of a system smoke detector in a dwelling unit?

Accepted Answer

When the dwelling is a one- or two-family home not requiring a system

Answer

Never — only system detectors are permitted

Answer

When the dwelling unit is within a building required to have a fire alarm system

Answer

Only if the single station alarm is hardwired to a central panel